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input: touchscreen: identify ITE tech controller until ready
authorShantanu Jain <shjain@codeaurora.org>
Wed, 2 Mar 2016 06:41:38 +0000 (12:11 +0530)
committerAbinaya P <abinayap@codeaurora.org>
Fri, 5 Aug 2016 15:00:50 +0000 (20:30 +0530)
commitf8168ee5bf3d7062d418dc6fab26c7ea2c41f065
treecd263663d58e8053af4e516f3d1e520bedfd6fdd
parentfdcb967e7ebd5d37e9a2601ae101ce3352d2ee60
input: touchscreen: identify ITE tech controller until ready

Identify the ITE tech controller until it is ready to do any
i2c transaction. This is needed for dynamic detection and to check
if ITE tech controller is connected or not.

This is a propagated patch from 3.18 kernel 'commit eb37d1174948
("input: touchscreen: identify ITE tech controller until ready")'

CRs-Fixed: 980427
Change-Id: I9f69eb541e31de6a04db7468ca12a04a837d2b40
Signed-off-by: Shantanu Jain <shjain@codeaurora.org>
drivers/input/touchscreen/it7258_ts_i2c.c